function randstr($len=6){
$chars='abcdefghijklmnopqrstuvwxyz0123456789';
#characters to build the password from
mt_srand((double)microtime()*1000000*getmypid());
#seed the random number generater (must be done)
$password='';
while(strlen($password) $password.=substr($chars,(mt_rand()%strlen($chars)),1);
return $password;
}
$salt = randstr();
PHP怎么学习？PHP怎么入门？PHP在哪学？PHP怎么学才快？不用担心，这里为大家提供了PHP速学教程(入门到精通)，有需要的小伙伴保存下载就能学习啦！
广告![ThinkPHP5快速开发企业站点[全程实录]](https://img.php.cn/upload/course/000/000/068/6253d918a3ce7278.png)
收藏
收藏
Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号
148
